6420097080 has 96 divisors (see below), whose sum is σ = 20880990000. Its totient is φ = 1710739968.

The previous prime is 6420097067. The next prime is 6420097091. The reversal of 6420097080 is 807900246.

6420097080 is a `hidden beast` number, since 642 + 0 + 0 + 9 + 7 + 0 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 533692 + ... + 545588.

Almost surely, 2^6420097080 is an apocalyptic number.

6420097080 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6420097080 is an abundant number, since it is smaller than the sum of its proper divisors (14460892920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6420097080 is a wasteful number, since it uses less digits than its factorization.

6420097080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13413 (or 13406 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 6420097080 is about 80125.5082979197. The cubic root of 6420097080 is about 1858.5768857637.

The spelling of 6420097080 in words is "six billion, four hundred twenty million, ninety-seven thousand, eighty".